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| Installation Practices | |
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| Pre-planning, Productivity and Profitability* | |
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| Residential Fixtures and Appliances | |
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| Commercial, Industrial and Institutional Fixtures and Appliances | |
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| Installation Methods | |
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| Fixture Fittings and Trim | |
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| Trim Installation | |
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| Blueprint Reading | |
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| Blueprints and Specifications | |
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| Drawing Types, Floor Plans and Site Plans | |
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| Structural, Plumbing, Electrical, HVAC and Detail Plans | |
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| National Fuel Gas Code | |
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| National Fuel Gas Code, Materials and Types of Fuel Gases | |
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| Fuel Gas Pipe Sizing | |
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| Fuel Gas Piping, Fittings and Connections | |
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| Gas Appliances, Regulators, Meters and Appliance Controls | |
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| Fuel Gas Piping Corrosion and Corrosion Protections | |
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| Vents for Category I Appliances | |
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| Gas Combustion and Controls | |
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| Study of Local Fuel Gas Code | |
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| Surveying Instruments | |
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| Level and Transit, Elevations and Grades | |
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| Builders Level | |
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| Builders Transit | |
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| Mathematics | |
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| Offsets | |
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| Tank Capacities, Volume and Weight of Water | |
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| Ratios and Proportions | |
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| Storm Drainage and Sizing Storm Drains | |
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| Related Science | |
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| Energy and Temperature, Piping Expansion, Heat Transfer, Insulation, Humidity and Condensation | |
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| Water Treatment | |
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| Heat Transfer in Water Heaters ? Solar, Stratification, Multiple Heaters and Recirculation | |
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| Basic Science | |
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| Basic Electricity, Electric Current and Electric Motors | |
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| Electric Circuits, Circuit Protection and Electrical Safety | |
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| Electric Circuit Troubleshooting | |
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| Control Wiring | |